login

A168268 as a simple table

na(n)
01
11
21
32
43
56
620
745
8116
9385
102224
116396
1223708
1388065
14445784
153962502
1614478825
1764495508
18309085415
191608099881
2010856426344
21142802148953
22604464533847
233324499738872
2417795211310951
25112537384959231
26718232376832560

[1,1,1,2,3,6,20,45,116,385,2224,6396,23708,88065,
 445784,3962502,14478825,64495508,309085415,
 1608099881,10856426344,142802148953,604464533847,
 3324499738872,17795211310951,112537384959231,
 718232376832560]